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TS (Single Row Tapered Roller Bearings) (Imperial) 386-382A

TS (Single Row Tapered Roller Bearings) (Imperial) 386-382A

The 386-382A is a single-row tapered roller bearing with a 2.184″ bore and 3.8125″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 20500 lbf radially and 3210 lbf in thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or automotive systems where combined loads are common.

Weighing 1.4 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for diverse environments.

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Product Parameters

  • Part Number 386-382A
  • Brand TFL
  • Interchangeable Timken
  • Size 2.184" x 3.8125" x 0.8268"
  • Bore Dia 2.184"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.8125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.864"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8268"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.09"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.4"
  • Cone Backface Backing Diameter 2.56"
  • Cup Frontface Backing Diameter 3.66"
  • Cup Backface Backing Diameter 3.50"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.12"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 386
  • Cup Part Number 382A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 385
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 20500 lbf
  • Static Radial Load 24100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3210 lbf
  • Lubrication Required
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant
  • Weight 1.400 lb

Features

Performance Features of 386-382A Bearing

386-382A Bearing is crafted with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 20,500 lbf, ensuring reliable performance in various applications.

The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in diverse environments.

386-382A Bearing requires lubrication, but its robust design minimises maintenance needs.
The standard radial clearance options provide flexibility for different operational requirements.

Application

Key Fields for 386-382A Bearing
In industrial settings, 386-382A Bearing is commonly used in heavy machinery like conveyor systems and gearboxes, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in demanding environments.

Where Is 386-382A Bearing Used?
You’ll often find 386-382A Bearing in automotive applications, particularly in wheel hubs and differential systems, where its robust design supports both radial and thrust loads. The inch sizing makes it a fit for many North American vehicle models.

Built for Heavy-Duty Use: 386-382A Bearing
386-382A Bearing excels in construction equipment, such as excavators and cranes, thanks to its high dynamic radial load capacity. The steel cage adds extra strength, making it reliable for long-term use.

Automotive vs Aerospace: Applications of 386-382A Bearing
In automotive systems, 386-382A Bearing is ideal for transmissions and axles, while in aerospace, it’s suited for auxiliary gearboxes due to its precision and load-handling capabilities. The ABEC-1 rating ensures consistent performance.

Perfect Fit for Automation: 386-382A Bearing
386-382A Bearing works well in automated machinery like robotic arms, where its tapered rollers provide smooth motion under varying loads. The open design allows for easy lubrication, extending its service life.

Q&A

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